http://www.cplusplus.com/reference/algorithm/for_each/
#include <iostream>
#include <list>
#include <algorithm>
using namespace std;
template <class T>
void print(T &t)
{
cout<<t;
}
template <class T>
class Print
{
public:
void operator()(T&t)
{
cout<<t;
}
};
int main()
{
list <int> L;
for (int i=1;i <=7;i++)
L.push_front(i);
for_each(L.begin(),L.end(),print<int> );
cout<<endl;
for_each(L.begin(),L.end(),Print<int>() );
return 1;
}